This report, the second from a large-scale study for the U.S. Department of Education’s Institute of Education Sciences of four early math programs, shows that the curriculum used by the study schools mattered. The study examined (1) Investigations in Number, Data, and Space (Investigations),...

This report presents findings from an evaluation of the mandatory-random student drug testing (MRSDT) programs in 36 high schools from seven districts that received grants from the U.S. Department of Education’s Office of Safe and Drug-Free Schools in 2006.

By offering $20,000 per teacher, seven school districts piloting a transfer-incentive strategy, known as the Talent Transfer Initiative (TTI), filled 90 percent of their targeted vacancies in hard-to-staff schools with some of the districts' highest-performing teachers. A new study highlights...

This report presents final results from Mathematica’s evaluation of the Social Security Administration’s Youth Transition Demonstration projects, which provided employment-focused services and enhanced financial work incentives to youth with severe disabilities. Three of the six...

This issue brief summarizes the findings in Mathematica’s final report on the evaluation of the Social Security Administration’s Youth Transition Demonstration projects, which provided employment-focused services and enhanced financial work incentives to youth with severe...

Read the final report from a large-scale, rigorous study examining how four math curricula affect achievement across two years—from first through second grades. The curricula were (1) Investigations in Number, Data, and Space; (2) Math Expressions; (3) Saxon Math; and (4) Scott...

This article examines the effectiveness of four distinct elementary school math curricula: Investigations in Number, Data, and Space®; Math Expressions; Saxon Math™; and Scott Foresman-Addison Wesley Mathematics (SFAW). An average-performing first-grader's percentile rank in math would...